Home / 692,078,508.84-1,037,985,462.46-207,404,316.84

Finding the Fourth Proportional to 692,078,508.84, 1,037,985,462.46 and 207,404,316.84

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Solution

The fourth proportional to 692,078,508.84, 1,037,985,462.46 and 207,404,316.84 is: 311,066,826.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,078,508.84 : 1,037,985,462.46 = 207,404,316.84 : x
  2. Step 2: Convert to fraction form
    692,078,508.84/1,037,985,462.46 = 207,404,316.84/x
  3. Step 3: Cross multiply
    692,078,508.84x = 1,037,985,462.46 × 207,404,316.84
  4. Step 4: Simplify right side
    692,078,508.84x = 215,282,665,731,367,776
  5. Step 5: Solve for x
    x = 215,282,665,731,367,776/692,078,508.84
  6. Step 6: Final answer
    x = 311,066,826.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.